Question

Frequency of recombination between gene pairs on same chromosome as a measure of the distance between genes to map their position on chromosome, was used for the first time by

• A. Sutton and Boveri
• B. Alfred Sturtevant
• C. Henking
• D. Thomas Hunt Morgan

Answer 1

Answer: (B)

Alfred Sturtevant

Answer 2

Alfred Sturtevant was the first to propose and use the frequency of recombination between gene pairs on the same chromosome as a measure of the distance between genes. This concept laid the foundation for genetic mapping, and his work was performed in collaboration with Thomas Hunt Morgan's laboratory.
Therefore, The correct option is (B): Alfred Sturtevant